aboutsummaryrefslogtreecommitdiffstats
path: root/arch/um/include/asm/io.h
diff options
context:
space:
mode:
authorAl Viro <viro@zeniv.linux.org.uk>2012-01-30 16:32:09 -0500
committerRichard Weinberger <richard@nod.at>2012-03-24 19:29:55 -0400
commitd3985d9ac6eeaf447a40d18b78a7e5443f95d790 (patch)
tree556fa5d09f618bb2d8753b7b91223e1dfd26022e /arch/um/include/asm/io.h
parent69a3b4b28e29142f55de4d0661c3426ba9f1b6d3 (diff)
um: a bunch of headers can be killed by using generic-y
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/include/asm/io.h')
-rw-r--r--arch/um/include/asm/io.h57
1 files changed, 0 insertions, 57 deletions
diff --git a/arch/um/include/asm/io.h b/arch/um/include/asm/io.h
deleted file mode 100644
index 44e8b8c772ae..000000000000
--- a/arch/um/include/asm/io.h
+++ /dev/null
@@ -1,57 +0,0 @@
1#ifndef __UM_IO_H
2#define __UM_IO_H
3
4#include "asm/page.h"
5
6#define IO_SPACE_LIMIT 0xdeadbeef /* Sure hope nothing uses this */
7
8static inline int inb(unsigned long i) { return(0); }
9static inline void outb(char c, unsigned long i) { }
10
11/*
12 * Change virtual addresses to physical addresses and vv.
13 * These are pretty trivial
14 */
15static inline unsigned long virt_to_phys(volatile void * address)
16{
17 return __pa((void *) address);
18}
19
20static inline void * phys_to_virt(unsigned long address)
21{
22 return __va(address);
23}
24
25/*
26 * Convert a physical pointer to a virtual kernel pointer for /dev/mem
27 * access
28 */
29#define xlate_dev_mem_ptr(p) __va(p)
30
31/*
32 * Convert a virtual cached pointer to an uncached pointer
33 */
34#define xlate_dev_kmem_ptr(p) p
35
36static inline void writeb(unsigned char b, volatile void __iomem *addr)
37{
38 *(volatile unsigned char __force *) addr = b;
39}
40static inline void writew(unsigned short b, volatile void __iomem *addr)
41{
42 *(volatile unsigned short __force *) addr = b;
43}
44static inline void writel(unsigned int b, volatile void __iomem *addr)
45{
46 *(volatile unsigned int __force *) addr = b;
47}
48static inline void writeq(unsigned int b, volatile void __iomem *addr)
49{
50 *(volatile unsigned long long __force *) addr = b;
51}
52#define __raw_writeb writeb
53#define __raw_writew writew
54#define __raw_writel writel
55#define __raw_writeq writeq
56
57#endif